BS EN IS0 25239-3:2020 Incorporating corrigendum September 2020 BSI Standards Publication Friction stir welding Aluminium Part 3: Qualification of welding operators bsi. BSENIS025239-3:2020 BRITISH STANDARD Nationalforeword This British Standard is theUK implementation of ENIS025239-3:2020.It is identicalto IS025239-3:2020.It supersedes BSENIS025239-3:2011, whichis withdrawn. The UK participation in its preparation was entrusted to Technical Committee WEE/-/1, Briefing committeefor welding. request to its committee manager. This publication does not purport to include all the necessary provisions ofacontract.Usersareresponsibleforits correctapplication. TheBritishStandardsInstitution2020 Published by BSI Standards Limited 2020 ISBN9780539152524 ICS 25.160.10; 25.160.01 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Amendments/corrigenda issued sincepublication Date Textaffected 30September2020 Replacement of CEN endorsement pages BSENISO25239-3:2020 EN IS0 25239-3 EUROPEANSTANDARD NORMEEUROPEENNE EUROPAISCHE NORM July 2020 ICS25.160.01; 25.160.10 SupersedesENIS025239-3:2011 English Version Friction stir welding - Aluminium - Part 3: Qualification of welding operators (IS0 25239-3:2020) Soudage par friction-malaxage - Aluminium - Partie 3: Rihrreibschweifen - Aluminium - Teil 3: Qualification des operateurs soudeurs (IS0 25239- Qualifizierung der Bediener (IS0 25239-3:2020) 3:2020) ThisEuropeanStandardwasapprovedbyCENon12July2020. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. cen EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEEN DE NORMALISATION EUROPAISCHES KOMITEE FUR NORMUNG CEN-CENELEC ManagementCentre:Rue dela Science23,B-1040Brussels @2020CEN All rights of exploitation in any form and by any means reserved Ref.No.ENISO25239-3:2020 E worldwide for CEN national Members.